A. Not vote on it! I hope this helps!!!
Retroactive interference<span> occurs when newly acquired information inhibits our ability to recall previously acquired information. </span>Interference<span> theory attempts to </span>explain why<span> we have trouble remembering things. Learning new material can sometimes interfere with our ability to recall previously learned the material. </span>
B. It returned to isolationism, avoiding any interaction with other nations beyond negotiating trade.
I hope I can help you.
<span>There were two technological innovations that profoundly changed daily life in the 19th century. They were both “motive powers”: steam and electricity. According to some, the development and application of steam engines and electricity to various tasks such as transportation and the telegraph, affected human life by increasing and multiplying the mechanical power of human or animal strength or the power of simple tools.
</span>
